Vulnerability Details CVE-2017-9146
The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted tnef file.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.5%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=862707
- https://github.com/Yeraze/ytnef/issues/47
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
- https://usn.ubuntu.com/3667-1/
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=862707
- https://github.com/Yeraze/ytnef/issues/47
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
- https://usn.ubuntu.com/3667-1/
Products affected by CVE-2017-9146
-
cpe:2.3:a:ytnef_project:ytnef:1.7
-
cpe:2.3:a:ytnef_project:ytnef:1.8
-
cpe:2.3:a:ytnef_project:ytnef:1.9
-
cpe:2.3:a:ytnef_project:ytnef:1.9.1
-
cpe:2.3:a:ytnef_project:ytnef:1.9.1-2
-
cpe:2.3:a:ytnef_project:ytnef:1.9.2